// 
//  Copyright (c) 2009, Christoph Heindl
//  All rights reserved.
// 
//  Redistribution and use in source and binary forms, with or without modification, are 
//  permitted provided that the following conditions are met:
// 
//  Redistributions of source code must retain the above copyright notice, this list of 
//  conditions and the following disclaimer. 
//  Redistributions in binary form must reproduce the above copyright notice, this list 
//  of conditions and the following disclaimer in the documentation and/or other materials 
//  provided with the distribution. 
//  Neither the name Christoph Heindl nor the names of its contributors may be used to endorse 
//  or promote products derived from this software without specific prior written permission.
// 
//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS 
//  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 
//  AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
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//  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
//  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 
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//  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// 

using System;
using System.Collections.Generic;
using System.Text;
using Accelerators;
using System.IO;

namespace RenderTree
{
  /// <summary>
  /// Simple CSV reader to parse vectors.
  /// </summary>
	class CSVReader
	{
    public CSVReader(char deliminator)
    {
      _deliminators = new char[] { deliminator };
    }

    public IList<IVector> Parse(string path)
    {
      List<IVector> vecs = new List<IVector>();
      using (StreamReader sr = new StreamReader(path)) {
        string line;
        while ((line = sr.ReadLine()) != null) {
          string[] values = line.Split(_deliminators);
          Vector v = new Vector(values.Length);
          for(int i = 0; i < v.Dimensions; ++i)
            v[i] = Double.Parse(values[i]);
          vecs.Add(v);
        }
      }
      return vecs;
    }

    private char[] _deliminators;
	}
}
